124 
PENTANDUIA, MONOGYNIA. 
dehiiis. 
piibescens. 
Q erioca)'p.on. 
bicoloif. 
tubular, recurved, a little pubescent on the sum- 
mit. — Mutt. 
Flowers yellowish-white. In Jersey frequent; less often 
met with on the Pennsylvania side of the river. Perennial. May, 
June. 
13. V. stem decumbent, leaves reniform-cordate, 
serrulate or crenate, smooth on the under side, 
base cucullate; petiole short; stipules ovate- 
lanceolate, serrate-ciliate, peduncles very long; 
segments of the calix linear-lanceolate, acute, 
smooth ; petals oblong, pale blue, the 2 lateral 
ones bearded; stigma small, tubular, recurved, 
rostrate, with scabrous papillae on the summit. 
V. debilis, Pursh. 
Y. canina, Walt. 
Very like the preceding*, with which it grows. Easily dis- 
tinguished by the colour of tliQ flowers. Found on 
hickon, Perennial. May. 
14. Y. leaves either very pubescent, or nearly 
smooth, subserrate ; stipules ovate, mostly en- 
tire; style compressed, stigma roundish, almost 
spherical, with 2 lateral tufts of pubescence, 
and without rostrum. Fruit smooth . — JSTutL 
Y. Pennsylvanica, Mich. 
Fruit densely villous; stipules smaller. — 
Grows a foot high and sometimes more — often less. Flow- 
ers deep yellow. Very abundant on the woody high banks of 
the Schuylkill, west side, from the upper ferry all along for a 
mile or two above the falls. |3. described by Mr. Nuttall, I 
have not noticed. It is he says equally abundant. Perennial. 
May, June. 
15. Y. stem simple, erect, acutely triquetrous. 
Radical leaves spathulate-oval, with a few den- 
ticulations, upper leaves spathulate-lanceolate, 
or ovate, smooth. Stipulas large, cristate-pal- 
mate, ciliate, deeply 7 to 9-lobed, segments 
linear-oblong, terminal one much larger. Pe- 
